53326331 has 16 divisors (see below), whose sum is σ = 61495200. Its totient is φ = 45900288.

The previous prime is 53326327. The next prime is 53326379. The reversal of 53326331 is 13362335.

53326331 = T₃₈ + T₃₉ + ... + T₆₈₃.

It is a cyclic number.

It is not a de Polignac number, because 53326331 - 2² = 53326327 is a prime.

It is a super-2 number, since 2×53326331² = 5687395155843122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53326331.

It is not an unprimeable number, because it can be changed into a prime (53326381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6521 + ... + 12213.

It is an arithmetic number, because the mean of its divisors is an integer number (3843450).

Almost surely, 2^53326331 is an apocalyptic number.

53326331 is a deficient number, since it is larger than the sum of its proper divisors (8168869).

53326331 is a wasteful number, since it uses less digits than its factorization.

53326331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5758.

The product of its digits is 4860, while the sum is 26.

The square root of 53326331 is about 7302.4880006748. The cubic root of 53326331 is about 376.3979372115.

Adding to 53326331 its reverse (13362335), we get a palindrome (66688666).

The spelling of 53326331 in words is "fifty-three million, three hundred twenty-six thousand, three hundred thirty-one".